Rockford, IL

1950‑1959:		Rockford, IL SMA
1959‑1983:		Rockford, IL SMSA
1983‑2003:		Rockford, IL MSA
2003‑2006:		Rockford, IL Metro Area

Components

Population


Component	1950	1960	1970	1980	1990	2000	2005


Boone County, IL	17,070	20,326	25,440	28,630	30,806	41,786	50,419

Ogle County, IL	33,429	38,106	42,867	46,338	45,957	51,032	54,057

Winnebago County, IL	152,385	209,765	246,623	250,884	252,913	278,418	291,639



Total	152,385	209,765	272,063	279,514	283,719	371,236	342,058
Percent Change	-	37.7%	29.7%	2.7%	1.5%	30.8%	-7.9%



Total (as currently defined)	169,455	230,091	272,063	279,514	283,719	320,204	342,058
Percent Change	-	35.8%	18.2%	2.7%	1.5%	12.9%	6.8%

Timeline

1950

1960

1970

1980

1990

2000

Component

Boone County, IL

Ogle County, IL

Winnebago County, IL

In this area

In another area

Principal/Central Cities

Population


City	1950		1960		1970		1980		1990		2000		2005


Rockford, IL	92,927	*	126,706	*	147,370	*	139,712	*	139,426	*	150,115	*	152,916	*



Total	92,927		126,706		147,370		139,712		139,426		150,115		152,916
Metro	152,385		209,765		272,063		279,514		283,719		371,236		342,058
Percent	61.0%		60.4%		54.2%		50.0%		49.1%		40.4%		44.7%

Timeline

Principal or central city of this metro area

1950

1960

1970

1980

1990

2000

City

Rockford, IL

Urban/Rural Population



1950				Population in Metro Area	Percent of Total Metro Area Population

	Urban Population			125,447	82.3%
		UA Population		122,226	80.2%
	Rural Population			26,938	17.7%

	Inside Central Cities			92,927	61.0%
	Outside Central Cities			59,458	39.0%

	Total Metro Area Population			152,385	100.0%


	Urbanized Area		Total UA Population	UA Population in Metro Area	Percent of UA in Metro Area

	Rockford, IL		122,226	122,226	100.0%

	Total			122,226


	population figures are from the 1950 census, metro areas as defined Mar 1952




1960				Population in Metro Area	Percent of Total Metro Area Population

	Urban Population			186,685	81.1%
		UA Population		171,681	74.6%
	Rural Population			43,406	18.9%

	Inside Central Cities			126,706	55.1%
	Outside Central Cities			103,385	44.9%

	Total Metro Area Population			230,091	100.0%


	Urbanized Area		Total UA Population	UA Population in Metro Area	Percent of UA in Metro Area

	Rockford, IL		171,681	171,681	100.0%

	Total			171,681


	population figures are from the 1960 census, metro areas as defined Oct 1963




1970				Population in Metro Area	Percent of Total Metro Area Population

	Urban Population			223,949	82.3%
		UA Population		206,084	75.7%
	Rural Population			48,114	17.7%

	Inside Central Cities			147,370	54.2%
	Outside Central Cities			124,693	45.8%

	Total Metro Area Population			272,063	100.0%


	Urbanized Area		Total UA Population	UA Population in Metro Area	Percent of UA in Metro Area

	Rockford, IL		206,084	206,084	100.0%

	Total			206,084


	population figures are from the 1970 census, metro areas as defined Apr 1973




1980				Population in Metro Area	Percent of Total Metro Area Population

	Urban Population			226,636	81.1%
		UA Population		211,460	75.7%
	Rural Population			52,878	18.9%

	Inside Central Cities			139,712	50.0%
	Outside Central Cities			139,802	50.0%

	Total Metro Area Population			279,514	100.0%


	Urbanized Area		Total UA Population	UA Population in Metro Area	Percent of UA in Metro Area

	Beloit, WI-IL		50,834	7,156	14.1%
	Rockford, IL		204,304	204,304	100.0%

	Total			211,460


	population figures are from the 1980 census, metro areas as defined Jun 1983




1990				Population in Metro Area	Percent of Total Metro Area Population

	Urban Population			255,248	77.4%
		UA Population		221,197	67.1%
	Rural Population			74,428	22.6%

	Inside Central Cities			139,426	42.3%
	Outside Central Cities			190,250	57.7%

	Total Metro Area Population			329,676	100.0%


	Urbanized Area		Total UA Population	UA Population in Metro Area	Percent of UA in Metro Area

	Beloit, WI-IL		56,076	13,371	23.8%
	Rockford, IL		207,826	207,826	100.0%

	Total			221,197


	population figures are from the 1990 census, metro areas as defined Jun 1993




2000				Population in Metro Area	Percent of Total Metro Area Population

	Urban Population			284,370	88.8%
		UA Population		284,370	88.8%
	Rural Population			35,834	11.2%

	Inside Principal Cities			150,115	46.9%
	Outside Principal Cities			170,089	53.1%

	Total Metro Area Population			320,204	100.0%


	Urbanized Area		Total UA Population	UA Population in Metro Area	Percent of UA in Metro Area

	Beloit, WI-IL		56,462	13,956	24.7%
	Rockford, IL		270,414	270,414	100.0%

	Total			284,370


	population figures are from the 2000 census, metro areas as defined Jun 2003

Component Change History




Apr 1950



-		New SMA: Rockford, IL SMA
-		Winnebago County, IL included as original SMA component
-		Rockford, IL designated as original central city of new SMA


Oct 1963



-		Boone County, IL added


Dec 1992



-		Ogle County, IL added


Jun 2003



-		Ogle County, IL included as original component of Rochelle, IL Micro Area

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